Right-click the downloaded setup file avast_free_antivirus_setup_online.exe and choose Run as administrator from the context menu. If prompted by User Account Control dialog for permissions, click Yes (or Continue).

The Avast Setup wizard will appear.

Select Regular installation for quicker setup with default options. Select Custom installation to specify the location to install program files, and choose specific program components and languages on the following screens.

Read privacy information and then click Continue.

The Avast Setup wizard then creates a system restore point and shows installation progress. It may take a few minutes to complete the installation.

Once the installation is successfully completed, click Done to exit the Avast Setup wizard.

Avast Free Antivirus 2015 is now installed on your computer and ready to use. The Avast user interface is accessible via the orange ball icon in your system tray or orange shortcut icon on your Windows Desktop.

Be sure to register to get your free license within 30 days of installation.

Installation of Avast Free Antivirus 2015 - Detailed steps

Installation conditions:

You are logged into Windows as an Administrator or as a user with administrator permissions,

The Avast Setup wizard then creates a system restore point and shows installation progress. It may take a few minutes to complete the installation.

Figure V

Once the installation is successfully completed, click Done to exit the Avast Setup wizard.

Figure VI

Avast Free Antivirus 2015 is now installed on your computer and ready to use. The Avast user interface is accessible via the orange ball icon in your system tray or orange shortcut icon on your Windows Desktop.

Be sure to register to get your free license within 30 days of installation. For more information and detailed step-by-step instructions please read the following article:

The Avast Setup wizard then creates a system restore point and shows installation progress. It may take a few minutes to complete the installation.

Figure XII

Once the installation is successfully completed, click Done to exit the Avast Setup wizard.

Figure XIII

Avast Free Antivirus 2015 is now installed on your computer and ready to use. The Avast user interface is accessible via the orange ball icon in your system tray or orange shortcut icon on your Windows Desktop.

Be sure to register to get your free license within 30 days of installation. For more information and detailed step-by-step instructions please read the following article:

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